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Archived

Avalanche Forecast

May 3rd, 2024–May 6th, 2024
Alpine
4: High
The avalanche danger rating in the alpine will be high
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
3: Considerable
The avalanche danger rating below treeline will be considerable
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
3: Considerable
The avalanche danger rating below treeline will be considerable
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate

Regions: Ghost.

New snow is setting into a reactive Storm slab/Wet slab/Loose wet that has the potential to be destructive and run far. When the sun comes out, expect stability to rapidly deteriorate.

Confidence

Low

Avalanche Summary

A natural Loose wet cycle was observed over the past 24hrs on all aspects.

Snowpack Summary

Up to 60cm of recent storm snow has settled fast with the warmer temperatures and is quickly settling into a reactive storm and or wet slab. This snow is overlying a variety of surfaces from crusts on solar aspects to dry snow on steep northern polar aspects. When the sun comes out, we are expecting a natural avalanche cycle to occur.

Weather Summary

The storm is finally ending and we are looking to return to back to spring, hopefully for the last time! Skies will begin to clear on Friday and winds will be light. The freezing level is forecast to be around 2300m and rising to 2600m on Saturday with no new precip expected this weekend.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Keep in mind that wet avalanches can be destructive due to their high density.
  • If triggered loose wet avalanches may step down to deeper layers resulting in larger avalanches.

Avalanche Problems

Storm Slabs

New snow is rapidly setting into storm slab.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely - Very Likely

Expected Size: 1 - 2.5

Deep Persistent Slabs

Watch for wet slab avalanches to step down to the weaker basal layers and going full depth to ground.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Likely

Expected Size: 1 - 2.5

Loose Wet

Wet loose avalanches may initiate the deeper weak layers.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Very Likely - Certain

Expected Size: 1 - 2